端反力 的英文怎麼說

中文拼音 [duānfǎn]
端反力 英文
end reaction
  • : Ⅰ名詞1 (東西的頭) end; extremity 2 (事情的開頭) beginning 3 (門類; 方面) item; point 4 (原...
  • : Ⅰ名詞1 (方向相背) reverse side 2 (造反) rebellion 3 (指反革命、反動派) counterrevolutionari...
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  1. In view of bearing capacity of the elastoplastic theory analysis, the author made a comparison between the achieved bearing capacity limit load pi / 4 of round base ( space problem ) and the limit load pi / 4 of bar groundwork foundation design ( plane problem ) from soil mechanics at home and abroad as well as foundation criterion, and explained why the value of formula in present design criterion from soil mechanics is inclined to be conservative. in the light of the author ' s many years experience of vibration test on the spot and the research work of relevant projects, the author worked over the dynamic pile testing of the bearing capacity of foundation and batholith, and gathered the parameter of dynamic analysis and testing. the author also talked over the difficult point of pile foundation design criteria in present batholith engineering world, i. e. the confirmation of batholith bearing capacity of pile end, from the following aspects : a ) confirmation of single axis counter - pressure strength of rock in house ; b ) f. e. m calculation of elastoplastic model ; c ) calculation of soil mechanics ; d ) deep well load test

    然後,對巖土工程領域至今尚未解決,甚至不為人注意的考慮地基變形的地基承載問題進行了實用化的探討,提出了考慮地基變形的地基承載上程計算方法;對基於彈塑性理論分析的地基承載國內尚未見報道的空間問題得到了圓形基礎(空間問題)的承載界限荷載p _ ( 1 / 4 ) ,並與國內外土學專著及地基基礎設計規范中的條形基礎(平面問題)的界限荷載p _ ( 1 / 4 ) ,進行了對比,從而定量上解釋了目前設計規范引用土學承載公式值偏於保守的這一情況;根據本文作者多年從事現場地基工程振動試驗及相關課題的研究工作,本文以截頭錐模型模擬地基,對地基(巖基)承載的動測法進行了研究,為各類地基(包括巖基) ,匯總了動分析和檢測川的參數:針對日前巖土工程界應用樁基設計規范中的難點? ?樁巖基承載的確定問題,從巖石室內單軸抗壓強度確定、基於彈塑性模型的有限單元法計算、土學計算及深斤載荷試驗四方面進行了深入討論;本文作者根據多年現場載荷試驗的工程實踐,對深井荷試驗裝置的核心部分? ?裝置,設計了側壁支撐加載系統,該加載系統具有實用、簡便、穩定及安個等優點。
  2. Multispectral data for bathymetry is often performed in relatively clear shallow waters, up to now, no one use multispectral data for bathymetry in estuary waters of yellow river, where the highest sediment concentration in the world has been observed. in another part of this thesis, multispectral data acquired by landsat - 5 tm and in situ data are used for bathymetry in estuarine waters of yellow river. statistical models based on one band and two bands of tm respectively are developed

    利用兩期水深的比對可以揭示黃河水下三角洲的沖淤演變規律,但由於實測水深資料獲取較為困難,因而利用遙感來演水深是一個重要的選擇,為此,本文在黃河口海現代黃河三角洲沖淤演變規律與遙感應用研究走取兩個試驗區進行了多光譜遙感水深演試驗,試驗結果表明,在極高泥沙濃度、較強水動條件的黃河口海域,用多光譜遙感演水深是可行的。
  3. On this foundation the article inducts in detail the method which is based on the relative settlement of calculating unit area end support ( qb ) force at the same time considering the feature of pedestal pile ' s " arch effect " the article introduces conception of pile effective length and finally obtain t he formula of calculating man - made pipe with bulb - shaped axial carrying capacity. the article uses marc program to calculate and analyze foundation soil ' s stress and displacement and gets the change curve chart and the proportion that is shared by king - pipe side soil friction resistance and pipe end counterforce respectively. the article inducts the structure of pedestal in detail on the basis of generalizing pedestal application cases of many countries

    在此基礎上論文詳細歸納了以相對沉降為依據確定單位面積q _ b的計算方法,並考慮擴底樁的「拱效應」特點引入了有效樁長的概念,最後結合公路規范推出了比較實用的人工挖孔擴底樁軸向承載計算公式。論文運用了marc程序對地基土的應和位移進行了有限元數值計算分析,得到了地基土的應和位移場的變化曲線和在加載過程中樁側土摩阻和樁端反力各自所承擔的比例;本文還在總結各國挖孔擴底樁應用情況的基礎上就擴底樁的構造進行了詳細的歸納。
  4. Concave reflecting surfaces of spherical cap, paraboloid and hyperboloid of revolution are investigated with regard to the dependence of the levitation force on the section radius rb and curvature radius r ( or depth d ) of the reflector

    針對球面、旋轉拋物面和旋轉雙曲面三種形狀的凹面,系統研究了懸浮截面半徑r _ b和曲率半徑r (或深度d )之間的本徵關系。
  5. The regularities of pile - top reaction distribution, the carrying load ratio between pile and raft, the settlement and the imparity settlement of foundation in the frame - tube structure and the single wall are influenced by some factors such as the stiffness of the superstructure, the intensity of the soil under the piles, the length and radius of the piles, the distance between the piles, the thickness and the suspended width of the raft

    對豎向荷載作用下的空間筒中筒結構、樁筏基礎和地基進行了三維有限元分析。研究整體結構和單片墻結構在上部結構剛度、樁土強度、樁長、樁徑、樁距、筏板厚度、筏板外挑寬度等影響因素變化時的樁頂分佈規律、樁筏荷載分擔比、樁基沉降和差異沉降規律。
  6. There were two contrary, yet predictable economic consequences from this extraordinary attempt at a socialist "command economy".

    在社會主義「指令性經濟」中所做的極性努產生了兩個相的,但可以預見的經濟後果。
  7. The welding technology of francis turbine runners is optimized from the view of subsection welding and local heating by numerical simulation. the result shows that welding residual tensile stress appears in the weld and its area nearby, and peak stress appears in the dangerous area of blades after practising quondam welding technology ; welding residual tensile peak stress in the dangerous area of blades can be decreased by welding both ends earlier and then welding middle section later during subsection welding, and decreasing effect on welding residual stress of the subsection welding is related to the weld length of blade outlets and welding direction of each subsection ; decreasing effect on residual stress of the local heating is direct proportional to heating time, heating temperature, heating area, and inversely proportional to cooling area, and welding residual tensile peak stress in the dangerous area is decreasing trend earlier, and then increasing trend later with heated location increased

    本文利用數值模擬手段對轉輪的焊接工藝從分段焊和局部加熱兩個方面進行了優化,結果表明:採用普通工藝焊接時,葉片焊后殘余拉應出現在焊縫及其附近區域,並且在葉片出水邊的熔合線附近(危險區域)出現了峰值;在採用優化的分段焊時,先焊兩后焊中間的方法可以降低葉片危險區域的焊接殘余拉應峰值,降低效果與葉片出水邊焊段長度、焊縫各段的焊接方向有關;局部加熱法降低轉輪危險區域殘余應的效果主要與加熱時間、加熱溫度以及加熱面積成正比,與冷卻面積成比,並且危險區域的殘余應隨加熱區域的增大呈先降低后升高的趨勢。
  8. This thesis was divided into eight chapters, and the main results and innovations obtained here can be summarized as follows : ( 1 ) the physics model of tsrs in frequency conversion crystals has been built up firstly. based on quantum - mechanical viewpoints and the following physical processes and parameters : the two - photo interaction of light with matter, paraxial diffraction of stokes, langevin noise sources, reflection at the faces and the edges of crystals, gain coefficient, beam aperture, pulse width and fluence of 3, the physics model of tsrs in kdp and kdp crystals acting as high - fluence frequency convector and the paraxial operator maxwell - bloch - langevin equations have been built up

    全文共分八章,取得的主要成果及創新點如下: ( 1 )首次建立了諧波轉換晶體的tsrs物理模型本文根據量子學原理,在考慮如下物理過程和參量的基礎上:光與物質的雙光子相互作用; stokes光的傍軸衍射; langevin (郎茲萬)噪聲源;晶體表面射和射;增益系數、光束口徑、脈寬和三倍頻光能量密度,推導出高通量激光在kdp和kd ~ * p諧波轉換晶體中的tsrs物理模型和空間上的近軸算符maxwell - bloch - langevin方程組。
  9. With the adoption of the rate - sensitive constitutive relationship, it is asymptotically investigated the propagating tip fields of antiplane mode iii crack under the condition of incompressibility, and the dynamics equations are obtained separately governing the stress and strain fields at the crack - tip

    採用這種率敏感型本構關系,本文對不可壓縮條件下平面型擴展裂紋的尖場進行了漸近分析,分別求得了其裂紋尖和應變場的動學控制方程。
  10. Study on calculation theory of reacting force in end - plate connections

    板連接中計算理論的探討
  11. Firstly, this paper analyzes the distribution of pile - top counter force, pile - end resistance and additional stress of the substratum influenced by raft rigidity in different loads and piles length. it proves the internal forces of foundations distribute unevenly

    本文首先採用有限單元法分析了不同荷載形式,不同樁長條件下筏板剛度對樁頂、樁和下臥層附加應等的影響。
  12. In such rapidly changing society, with stresses on people growing heavily day by day, incidence of a diseases ( including body and mind ) are highly increasing, and this even leads to suicide when confronting intolerable heavy stresses

    在急劇變化的現代社會,人們承受的壓與日俱增,身心疾病發病率明顯增高,因無法承受巨大壓而作出自殺等極應的事件也時有發生。
  13. The 16 - node degenerated iso - parametric element is proposed for the analysis of raft foundation with mid - thick plate. the stiffness matrix of single pile among the pile group can be founded assuming the total contact between the plate and the foundation. and the results of stress and deformation of plate, the force on pile and the settlement of pile bottom can be solved after the finite element disperse for the plate and the establishment of balance equation of pile - raft interaction

    在引入16節點退化等參元的中厚板筏板分析模型的基礎了,假定筏板與地基間完全接觸,建立了群樁中單樁樁身剛度矩陣,繼而對筏板進行有限元離散得到樁筏共同作用的平衡方程,從而求解筏板內、撓度、樁頂、樁沉降等一系列結果。
  14. Consequently time and cost can be saved greatly. ( 3 ) design method for controlling cracks in the negative moment zone of the continuous composite girder the crack mechanism of the concrete deck in the negative moment zone of the coniinuous composite girder, the relationship between the crack and the int

    分析認為,採用中間支點升降法與調整混凝土板施工順序相結合的施工方法,不僅可以避免負彎矩區混凝土裂紋,還可以合理調整鋼梁和混凝土板的內,並使支點與中間支點更均勻,使組合梁橋的結構更加經濟合理。
  15. Firstly, after depicting the singularity of stress field at the top of crack, the finite element method to calculate stress intensity factor of plain fracture problems is founded

    首先,對射裂縫尖場的奇異性進行了描述,建立了平面斷裂問題應強度因子的有限單元解。
  16. The smp strongly believes that religious extremism can only be defeated by a mass movement of the working class and poor masses

    巴基斯坦社會主義運動強烈譴責殺害布托以及我們對恐怖主義行為和動的宗教極的方法。
  17. Stress field around the antiplane crack tip in an orthotropic functionally graded material

    正交各向異性功能梯度材料平面裂紋尖
  18. The socialist movement pakistan strongly condemns the killing of benazir bhutto and we reject terrorist acts and the methods of reactionary religious extremist forces

    巴基斯坦社會主義運動強烈譴責殺害布托以及我們對恐怖主義行為和動的宗教極的方法。
  19. It is also high among so - called type a personalities, as well as among manic - depressives, sociopaths and criminals, violent people, drug abusers, and alcoholics

    在所謂的a型人格,狂躁抑鬱癥,極社會,罪犯,暴人群,癮君子和酒鬼這樣的人群中,同樣比例很高。
  20. The " vocational exhaustion " of university librarians results from an ultra reaction to the pressure of long - term service work

    摘要高校圖書館員「職業枯竭」是館員長期從事助人職業壓下的一種極應。
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